A newfound "chicken-size" dinosaur, recently unearthed in Wyoming, changes what paleontologists thought they knew about how ...

The Triassic is a tale of two histories. One is its natural history, begun after the Great Permian Dying, 252m years ago, when, as happens from time to time, plate tectonics brought Earth’s continents ...

Paleontologists released a new report last week showing that the earliest dinosaur ever discovered in North America is from ...

A chicken-sized dino, the oldest known in North America, has thrown a wrench in the widely accepted timeline of early ...

The discovery of Ahvaytum bahndooiveche, a 230-million-year-old dinosaur in Wyoming, reveals dinosaurs existed in the ...

2024 was a busy year for dinosaur discoveries. New research from around the world revealed dozens of ... In December 2024, researchers in the U.K. announced the discovery of a prehistoric reptile from ...

My team’s new study may help solve the evolutionary mystery, revealing how a vane on the tip of their tails may have helped ...

The origin of mammals is shrouded in mystery, but every fossil clue helps rewrite the story. A new discovery on a Mediterranean island is challenging what we know about when—and where—mammal ancestors ...

When Little Boy was dropped over Hiroshima by the Allied forces in 1945, temperatures in the city rose to 7,000°F from ground ...

Explorers will walk through millions of years of history, learning about the Triassic, Jurassic and Cretaceous periods.

The national traveling Jurassic Quest show will bring a herd of about 70 larger-than-life animatronic dinosaurs from the Cretaceous, Jurassic and Triassic periods, which date back to about 66-250 ...